201234239 has 2 divisors, whose sum is σ = 201234240. Its totient is φ = 201234238.

The previous prime is 201234233. The next prime is 201234259. The reversal of 201234239 is 932432102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201234239 - 2⁸ = 201233983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201234233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100617119 + 100617120.

It is an arithmetic number, because the mean of its divisors is an integer number (100617120).

Almost surely, 2^201234239 is an apocalyptic number.

201234239 is a deficient number, since it is larger than the sum of its proper divisors (1).

201234239 is an equidigital number, since it uses as much as digits as its factorization.

201234239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 201234239 is about 14185.7054459762. The cubic root of 201234239 is about 586.0040603958.

The spelling of 201234239 in words is "two hundred one million, two hundred thirty-four thousand, two hundred thirty-nine".